Atomic radius covalent radius in Tamil || classification of elements and periodic oft in properties

[@Anime__kingdom77]

Super sir very easy understand the concepts best chemistry teacher
❤❤❤🎉

[@thalaveriyan4218]

Sir you are the best chemistry teacher in Tamilnadu

[@SuriyaSuriya-xq5dn]

Sir trb class eduppengala

[@Thalapathynadu]

Sir online class is for neet

[@UrumaRajan]

Sir yellam chapters kum 11 and 12 podunga sir videis

[@Thalapathynadu]

Sir online class is for neet

[@dr.balaschemistrybalanagak1632]

Going for class 12 neet

[@Thalapathynadu]

Fees and recorded lecture is there or not sir

[@deeparajan6723]

​@@Thalapathynadurecorded video is available for his online tuition..